[+] Add update_build script

Author: hykilpikonna

README.md

@@ -15,6 +15,11 @@ Setup and start a testing minecraft server:
 1. `pip install -r requirements.txt`
 2. `python3 -m tools.start_server`
 
+Rebuild & update our MCPM plugin while the server is running:
+
+1. `python3 -m tools.update_build`
+2. `plugman reload mcpm` (Inside the server's command prompt)
+
 ## Brainstorm
 
 Server file/endpoint structure:

tools/start_server.py

@@ -46,6 +46,21 @@ def start(java: Path, mc_path: Path):
             exit(0)
 
 
+def update_build(mc_path: Path):
+    # Build project
+    print('Building project...')
+    build_jar = Path('build/libs')
+    shutil.rmtree(build_jar, ignore_errors=True)
+    check_call('./gradlew build', shell=True)
+
+    # Install plugin
+    print('Installing our MCPM plugin...')
+    plugin_path = mc_path / 'plugins/mcpm.jar'
+    shutil.rmtree(plugin_path, ignore_errors=True)
+    ensure_dir(plugin_path.parent)
+    shutil.copy2(build_jar / str(os.listdir(build_jar)[0]), plugin_path)
+
+
 if __name__ == '__main__':
     # Download JDK
     java = ensure_java("19", 'build/jdk19')
@@ -72,18 +87,8 @@ def start(java: Path, mc_path: Path):
 
             print(f'Server installed to {mc_path}')
 
-    # Build project
-    print('Building project...')
-    build_jar = Path('build/libs')
-    shutil.rmtree(build_jar, ignore_errors=True)
-    check_call('./gradlew build', shell=True)
-
-    # Install plugin
-    print('Installing our MCPM plugin...')
-    plugin_path = mc_path / 'plugins/mcpm.jar'
-    shutil.rmtree(plugin_path, ignore_errors=True)
-    ensure_dir(plugin_path.parent)
-    shutil.copy2(build_jar / str(os.listdir(build_jar)[0]), plugin_path)
+    # Update built jar file
+    update_build(mc_path)
 
     # Start server
     print('Starting server...')

tools/update_build.py

@@ -0,0 +1,7 @@
+from pathlib import Path
+
+from tools.start_server import update_build
+
+if __name__ == '__main__':
+    mc_path = Path('build/mc-server')
+    update_build(mc_path)